Vulnerability in Mailvelope
CVE-2019-9148
Mailvelope prior to 3.3.0 accepts or operates with invalid PGP public keys: Mailvelope allows importing keys that contain users without a valid self-certification. Keys that are obviously invalid are not rejected during import. An attacker that is able to get a victim to import a manipulated key could claim to have signed a message that originates from another person.
Vulnerability class: Improper Certificate Validation
EPSS: 0.014 (69.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N.
Affected products
- Mailvelope
- N/a — versions n/a
Weakness classification (CWE)
References
- cve@mitre.org (x_refsource_CONFIRM, Third Party Advisory, Release Notes)
- cve@mitre.org (Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2019-9148?
- CVE-2019-9148 is a medium-severity vulnerability in Mailvelope, classified under Improper Certificate Validation. CVSS score: 4.3/10. Published 2019-07-09.
- How severe is CVE-2019-9148?
- Medium severity. CVSS v3 base score is 4.3 out of 10.